code: def removeduppaths():
      """Remove duplicate entries from sys.path along with making them
      absolute"""
      # This ensures that the initial path provided by the interpreter contains
      # only absolute pathnames, even if we're running from the build directory.
      L = []
      known_paths = set()
      for dir in sys.path:
          # Filter out duplicate paths (on case-insensitive file systems also
          # if they only differ in case); turn relative paths into absolute
          # paths.
          dir, dircase = makepath(dir)
          if dircase not in known_paths:
              L.append(dir)
              known_paths.add(dircase)
      sys.path[:] = L
      return known_paths
  
imports: import sys
  import os
  import builtins
  import _sitebuiltins
  import io
label_desc: Use image node_id 4 for calling a global function with example usage: removeduppaths() and returns: known_paths